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<xml><bibliography><APA>Vithawut Surawattanasakul และ Pornchai Sithisarankul. (2020) Presenteeism in medical residents. &lt;i&gt;Chulalongkorn Medical Bulletin&lt;/i&gt;, &lt;i&gt;2&lt;/i&gt;(1), 079-085.</APA><Chicago>Vithawut Surawattanasakul และ Pornchai Sithisarankul. "Presenteeism in medical residents". Chulalongkorn Medical Bulletin  2 (2020):079-085.</Chicago><MLA>Vithawut Surawattanasakul และ Pornchai Sithisarankul. Presenteeism in medical residents. Faculty of Medicine Chulalongkorn University:ม.ป.ท. 2020.</MLA></bibliography></xml>
